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exa: simplify exaPixmapIsOffscreen

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- This includes properly handling the framebuffer.
This commit is contained in:
Maarten Maathuis 2009-02-28 21:46:00 +01:00
parent 57bed76e21
commit 10334cf7e6
1 changed files with 13 additions and 13 deletions
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26
exa/exa.c
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@ -73,8 +73,9 @@ unsigned long
exaGetPixmapOffset(PixmapPtr pPix)
{
ExaScreenPriv (pPix->drawable.pScreen);
ExaPixmapPriv (pPix);
return (CARD8 *)ExaGetPixmapAddress(pPix) - pExaScr->info->memoryBase;
return (CARD8 *)pExaPixmap->fb_ptr - pExaScr->info->memoryBase;
}
void *
@ -424,6 +425,13 @@ exaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height, int depth,
if (devKind > 0)
pExaPixmap->sys_pitch = devKind;
/* Is this the framebuffer (for classic exa)? */
if (pPixData && pPixData == pExaScr->info->memoryBase) {
pExaPixmap->fb_ptr = pPixData;
pExaPixmap->fb_pitch = devKind;
pExaPixmap->offscreen = TRUE;
}
if (width > 0 && height > 0 && bitsPerPixel > 0) {
exaSetFbPitch(pExaScr, pExaPixmap,
width, height, bitsPerPixel);
@ -471,22 +479,14 @@ exaPixmapIsOffscreen(PixmapPtr p)
ScreenPtr pScreen = p->drawable.pScreen;
ExaScreenPriv(pScreen);
ExaPixmapPriv(p);
void *save_ptr;
Bool ret;
save_ptr = p->devPrivate.ptr;
if (!save_ptr && pExaPixmap && !(pExaScr->info->flags & EXA_HANDLES_PIXMAPS))
if (pExaScr->info->PixmapIsOffscreen) {
p->devPrivate.ptr = ExaGetPixmapAddress(p);
if (pExaScr->info->PixmapIsOffscreen)
ret = pExaScr->info->PixmapIsOffscreen(p);
else
ret = ((unsigned long) ((CARD8 *) p->devPrivate.ptr -
(CARD8 *) pExaScr->info->memoryBase) <
pExaScr->info->memorySize);
p->devPrivate.ptr = save_ptr;
p->devPrivate.ptr = NULL;
} else
ret = (pExaPixmap->offscreen && pExaPixmap->fb_ptr);
return ret;
}